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2026-05-13 - 17:23
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed May 13, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
202012119110,6sleep10-21swapper/107:08:451
200352119110,6sleep20-21swapper/207:06:382
20068211864,51sleep30-21swapper/307:07:033
20143210898,7sleep00-21swapper/007:08:000
36122630,1sleep33618-21kthreadcore12:35:163
176052600,1sleep20-21swapper/209:25:172
138612570,2sleep3391ktimersoftd/308:25:193
42212540,0sleep00-21swapper/009:15:180
326342530,0sleep30-21swapper/308:40:263
2047699291,27cyclictest0-21swapper/207:43:212
2047199270,26cyclictest0-21swapper/110:36:531
2047199270,26cyclictest0-21swapper/110:05:051
2046799270,25cyclictest26000-21awk07:15:000
2047699260,25cyclictest0-21swapper/212:20:552
2047699260,25cyclictest0-21swapper/212:05:222
2047699260,25cyclictest0-21swapper/211:27:082
2047699260,25cyclictest0-21swapper/210:50:202
2047199260,25cyclictest0-21swapper/108:42:031
2047199260,25cyclictest0-21swapper/108:06:061
2047699250,24cyclictest0-21swapper/208:15:512
20471992517,7cyclictest0-21swapper/110:46:021
2047199250,24cyclictest0-21swapper/112:32:471
2046799250,23cyclictest1753-21munin-run09:15:010
20476992421,2cyclictest0-21swapper/210:24:532
2047699240,23cyclictest0-21swapper/211:40:352
2047699240,18cyclictest0-21swapper/210:12:042
20471992422,2cyclictest0-21swapper/112:16:351
20471992422,2cyclictest0-21swapper/107:13:321
20471992421,3cyclictest0-21swapper/112:14:261
20471992421,3cyclictest0-21swapper/110:21:591
20471992421,2cyclictest0-21swapper/109:33:191
20476992322,1cyclictest0-21swapper/209:44:372
20476992319,3cyclictest0-21swapper/211:06:582
20471992321,2cyclictest0-21swapper/111:00:501
20471992321,2cyclictest0-21swapper/109:25:121
20471992321,2cyclictest0-21swapper/108:54:401
20471992321,2cyclictest0-21swapper/108:19:071
20471992321,2cyclictest0-21swapper/107:50:151
20471992320,3cyclictest0-21swapper/111:44:021
20471992316,7cyclictest0-21swapper/111:30:431
20467992316,7cyclictest0-21swapper/012:27:060
20476992218,2cyclictest14528-21sadc09:54:592
2047699221,3cyclictest0-21swapper/207:56:152
20471992221,1cyclictest0-21swapper/110:15:341
20471992220,2cyclictest0-21swapper/112:36:241
20471992220,2cyclictest0-21swapper/111:16:311
20471992220,2cyclictest0-21swapper/109:22:511
20471992220,2cyclictest0-21swapper/109:17:041
20471992219,3cyclictest0-21swapper/111:48:251
20471992218,3cyclictest0-21swapper/111:54:081
2047199220,3cyclictest0-21swapper/111:07:221
2047199220,21cyclictest0-21swapper/112:26:331
2047199220,21cyclictest0-21swapper/110:31:531
2047199220,21cyclictest0-21swapper/110:12:041
20467992220,2cyclictest0-21swapper/009:32:120
2046799220,21cyclictest0-21swapper/009:02:130
2047699219,8cyclictest0-21swapper/210:45:142
20476992119,2cyclictest0-21swapper/212:26:152
20476992117,3cyclictest0-21swapper/212:01:262
20476992117,3cyclictest0-21swapper/212:01:252
20476992117,3cyclictest0-21swapper/211:34:412
2047699210,20cyclictest0-21swapper/212:33:032
2047699210,20cyclictest0-21swapper/210:02:072
2047699210,20cyclictest0-21swapper/207:25:112
20471992119,2cyclictest0-21swapper/112:05:311
20471992119,2cyclictest0-21swapper/110:43:251
20471992119,2cyclictest0-21swapper/109:36:061
20471992119,2cyclictest0-21swapper/108:46:391
20471992119,2cyclictest0-21swapper/108:01:341
20471992119,2cyclictest0-21swapper/107:29:321
20471992119,2cyclictest0-21swapper/107:23:051
2047199210,3cyclictest0-21swapper/111:59:441
2047199210,20cyclictest0-21swapper/110:00:551
2047199210,20cyclictest0-21swapper/108:58:001
2047199210,20cyclictest0-21swapper/108:30:091
2047199210,20cyclictest0-21swapper/108:30:091
2047199210,20cyclictest0-21swapper/108:22:391
2047199210,20cyclictest0-21swapper/107:40:161
2047199210,20cyclictest0-21swapper/107:37:571
2047199210,20cyclictest0-21swapper/107:32:531
20467992117,3cyclictest0-21swapper/007:30:260
2046799210,20cyclictest0-21swapper/011:01:550
2046799210,20cyclictest0-21swapper/010:55:110
2046799210,20cyclictest0-21swapper/008:55:120
2047699205,14cyclictest0-21swapper/208:00:162
20476992018,1cyclictest749-21snmpd11:35:172
20476992018,1cyclictest749-21snmpd09:58:442
20476992018,1cyclictest749-21snmpd09:45:322
20476992018,1cyclictest749-21snmpd09:19:462
20476992018,1cyclictest749-21snmpd07:34:292
20476992017,3cyclictest0-21swapper/210:25:462
20476992017,2cyclictest749-21snmpd11:55:412
20476992016,3cyclictest0-21swapper/211:46:342
2047699200,2cyclictest0-21swapper/208:50:072
2047699200,20cyclictest0-21swapper/210:08:282
2047699200,20cyclictest0-21swapper/208:37:152
2047699200,20cyclictest0-21swapper/208:22:152
2047699200,20cyclictest0-21swapper/207:46:512
2047699200,19cyclictest0-21swapper/210:36:402
2047699200,19cyclictest0-21swapper/209:10:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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